Mumbai airport hasn't received any threat letter: Police

The Chhatrapati Shivaji International Airport here has not received any threat letter, police said today.

Reacting to the rumours that airport had recieved a threat letter, a senior police officer said this evening, "They (airport) haven't received such letter. It was just an information call in the airport control room."

In wake of the arrest of the alleged IS sympathisers in past few days, the city is on high alert and the rumour of threat to airport has raised security concern.